Katherine Mabis McKenna Foundation
The Katherine Mabis McKenna Foundation is a private foundation based in Latrobe, Pennsylvania. In 2024, it made grants to organizations in Pennsylvania, including a university, arts and cultural organizations, conservation groups, and community organizations.
Katherine Mabis McKenna Foundation at a glance
In short: Katherine Mabis McKenna Foundation gave $4.4M across 72 grants in 2024 (avg $61K), mostly in Pennsylvania. 19% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $4,378,000
- +12.4% vs 2023
- Grants made (2024)
- 72
- +7.5% vs 2023
- Average grant
- $60,806
- +4.6% vs 2023
- Median grant
- $17,000
- Total assets
- $99,292,390
- +6.5% vs 2023
- New grantees (estimate)
- 19% first-time grantees (11 of 58, 2024)
- Primary geography
- Pennsylvania (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Katherine Mabis McKenna Foundation
- How to Apply
-
Contact Linda M. Boxx. The filing states that forms and materials, deadlines, and award restrictions are provided upon initial contact.
- Contact
Application contact: Linda M Boxx
Mailing address: PO Box 186, Latrobe, PA 15650
Phone: (724) 537-6900
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Katherine Mabis McKenna Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Seton Hill University ($1.0M). Together the top 10 received $3.4M.
Grant Size Distribution
335 grants across all recorded years
The most common grant size was under $50K: 238 grants of 335 (71%).
Geographic Focus
Where this funder awards grants
All reported 2024 grant dollars went to recipients in Pennsylvania.
Grant Distribution by State
Share of 2024 grant dollars across all 72 itemized grants.
Cities
Is Katherine Mabis McKenna Foundation open to new grantees?
19%
first-time grantees, 2024
In 2024, 11 of 58 grantees (19%) were first-time recipients. First grants averaged $59K; repeat grants $79K. How we count
Medians: $15K first-time, $18K repeat.
- 76% of 2024 grantees were also funded in 2023. Method
- Giving held roughly steady from 2021 to 2024 (−6%). Method
- In 2024 it paid out 100% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $3.2M (2020) to $4.7M (2021). In 2024 it made 72 grants totaling $4.4M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Seton Hill University Greensburg, PA | Capital Support | $1,000,000 |
| Westmoreland County Community College Educational Foundation Inc Youngwood, PA | LPN Program | $367,500 |
| Westmoreland Cultural Trust Greensburg, PA | Capital Support | $361,000 |
| Westmoreland Land Trust Greensburg, PA | Property Acquisition | $260,000 |
| Ligonier Valley YMCA Ligonier, PA | Capital Support | $250,000 |
| Adelphoi Inc Latrobe, PA | Capital Support | $195,000 |
| Western Pennsylvania Conservancy Pittsburgh, PA | General Support | $150,000 |
| Westmoreland Cultural Trust Greensburg, PA | General Support | $120,000 |
| Westmoreland Museum of American Art Greensburg, PA | General Support | $115,000 |
| Latrobe Community Revitalization Program Inc Latrobe, PA | General Support | $103,500 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $99,292,390 | $8,008,306 | $5,302,189 | $4,378,000 | 72 | $4,846,678 | $7,601,847 | $4,827,742 |
| 2023 | $93,221,473 | $6,010,252 | $4,821,800 | $3,893,668 | 67 | $4,344,311 | $5,470,549 | $4,401,426 |
| 2022 | $88,283,924 | $4,736,863 | $5,099,178 | $4,290,978 | 69 | $4,710,015 | $4,460,647 | $4,608,140 |
| 2021 | $108,047,673 | $7,605,514 | $5,483,550 | $4,675,323 | 68 | $5,063,278 | $6,971,614 | $5,067,226 |
| 2020 | $97,642,088 | $4,210,028 | $3,907,929 | $3,161,075 | 59 | — | $3,680,957 | $4,263,922 |
Under IRS private-foundation payout rules, Katherine Mabis McKenna Foundation reported a distributable amount of $4.8M for 2024 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No foundation mission is stated in the available information. Its 2024 grants show support for organizations working in education, arts and culture, land and water conservation, and community development. For example, Seton Hill University describes its mission as providing undergraduate and graduate education, while Westmoreland Cultural Trust says it supports communities through artistic expression, partnerships, and arts education and engagement. Westmoreland Land Trust says it conserves and stewards lands and waters in Westmoreland County; the Western Pennsylvania Conservancy says it protects and restores natural places and creates green spaces. These are the grantees’ descriptions of their own missions.
Grantmaking
In 2024, the foundation reported 72 grants totaling $4,378,000. Awards ranged from $1,000 to $1,000,000, with a median grant of $17,000. Among its largest reported grants were $1,000,000 to Seton Hill University for capital support; $367,500 to Westmoreland County Community College Educational Foundation for its LPN program; $361,000 to Westmoreland Cultural Trust for capital support; $260,000 to Westmoreland Land Trust for property acquisition; and $250,000 to Ligonier Valley YMCA for capital support.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists BNY Mellon Statement 7 as corporate trustee; Linda McKenna Boxx as chairman; Nathan M. Boxx as treasurer; Zan McKenna Rich as vice chairman; Marion Warzel as secretary; and Peter M. Boxx as director.
Katherine Mabis McKenna Foundation is led by Linda McKenna Boxx, Chairman on every filing since 2020; 2 of 6 officers listed in 2024 are compensated.
Officers on the 2024 filing
Linda McKenna Boxx
Chairman
On filings since 2020
40 hrs/week
$149K (2020) → $184K (2024)
Bny Mellon Statement
Corporate Trustee
On filings since 2020
40 hrs/week
No compensation reported
Peter M. Boxx
Director
On filings since 2023
0.5 hrs/week
No compensation reported
Zan McKenna Rich
Vice Chairman
On filings since 2020
30 hrs/week
$52K (2020) → $64K (2024)
Nathan M. Boxx
Treasurer
On filings since 2020
0.5 hrs/week
No compensation reported
Marion Warzel
Secretary
On filings since 2023
0.5 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $184K, to Linda McKenna Boxx (Chairman). 2 officers or directors reported compensation on that filing.
Frequently asked questions about Katherine Mabis McKenna Foundation
How much does Katherine Mabis McKenna Foundation give each year?
Katherine Mabis McKenna Foundation gave $4.4M across 72 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $3.9M across 67 grants.
What is Katherine Mabis McKenna Foundation's typical grant size?
Katherine Mabis McKenna Foundation's median grant in 2024 was $17,000, and its average grant was $60,806, across 72 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Katherine Mabis McKenna Foundation that year got $59K on average.
Where does Katherine Mabis McKenna Foundation give grants?
Katherine Mabis McKenna Foundation gives mostly in Pennsylvania: 100% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Greensburg, PA (21 grants), Latrobe, PA (16 grants), Ligonier, PA (10 grants) and Pittsburgh, PA (10 grants).
Does Katherine Mabis McKenna Foundation give general operating support?
Yes: 63% of Katherine Mabis McKenna Foundation's 2024 grants with a stated purpose (45 of 72) were for general or operating support, per its 2024 IRS Form 990-PF. Recurring purposes include "Capital Support" (14 grants), "Property Acquisition" (3 grants) and "Internships" (3 grants).
Who are Katherine Mabis McKenna Foundation's largest grantees?
Katherine Mabis McKenna Foundation's largest 2024 grantees include Seton Hill University ($1,000,000), Westmoreland Cultural Trust ($556,000 across 3 grants) and Westmoreland County Community College Educational Foundation Inc ($367,500), according to its 2024 IRS Form 990-PF. Together they received 44% of its itemized 2024 grant dollars.
How large is Katherine Mabis McKenna Foundation?
Katherine Mabis McKenna Foundation reported $99.3M in total assets on its 2024 IRS Form 990-PF. It paid out $4.8M in qualifying distributions that year, against a required minimum of $4.8M (roughly 5% of its investment assets).
What does Katherine Mabis McKenna Foundation fund?
No foundation mission is stated in the available information. Its 2024 grants show support for organizations working in education, arts and culture, land and water conservation, and community development. See mission & focus areas ↑
How do I apply for a grant from Katherine Mabis McKenna Foundation?
Contact Linda M. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Katherine Mabis McKenna Foundation's EIN?
Katherine Mabis McKenna Foundation's EIN (Employer Identification Number) is 23-7042752. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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Cite this profile
Grantable. (2026). Katherine Mabis McKenna Foundation funder profile. GrantGraph. Retrieved October 18, 2026, from https://grantable.co/funders/katherine-mabis-mckenna-foundation-morg_7d7c1a480b004f659d0102576e68b85e
BibTeX
@misc{grantable_237042752_2026,
author = {{Grantable}},
title = {{Katherine Mabis McKenna Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/katherine-mabis-mckenna-foundation-morg_7d7c1a480b004f659d0102576e68b85e},
note = {Accessed 2026-10-18. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Katherine Mabis McKenna Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
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